Basic HTML Version
T’
G
T
19
5°
A
B
C
N1
S
Grooved Nut
G
19
5°
A
B
N2
18
S
N1
N1
2
NFS, NFT SERIES :
HIGH OIL PRESSURE, HYDRAULIC SWING CLAMPS, INLET OIL PRESSURE 50-350kg/cm
These are heavy duty Hydraulic Swing Clamps having cylinder made of medium Carbon steel and are used where high clamping
force is required.
FLANGE TYPE
THREADED TYPE
NFS-25A
NFS-32A
NFS-40A
NFS-25B
NFS-32B
NFS-40B
NFT-25A
NFT-32A
NFT-40A
NFT-25B
NFT-32B
NFT-40B
2
MAX. OPERATING RESSURE
350kg/cm
2
NORMAL OPERATING PRESSURE
50-210kg/cm
CYLINDER OPERATION
SINGLE - ACTING
DOUBLE-ACTING
STROKE DURING SWING (mm)
12
15
STRAIGHT CLAMPING STROKE (mm)
11
18
SWIVEL ANGLE
90°(60°45°0°)±2°
PISTON-Ø (mm)
25
32
40
25
32
40
PISTON ROD-Ø (mm)
18
22
25
18
22
25
2
THEORETICAL CLAMPING FORCE at 210kg/cm
495kg
890kg
1600kg
495kg
890kg
1600kg
A (UNCLAMP POSITION) (mm)
127
127
127
134
134
134
B (mm)
98
97
98
98
97
98
C (mm)
66
70
72
66
70
72
G (mm)
45
50
50
45
50
50
K (mm)
9
10
12
9
10
12
N1 (clamp) (mm)
1/8 BSP
1/8 BSP
1/8 BSP
1/8 BSP
1/8 BSP
1/8 BSP
N2 (unclamp) (mm)
1/8 BSP
1/8 BSP
1/8 BSP
P (mm)
50
54
66
50
54
66
P' (mm)
30
34
40
30
34
40
Q (mm)
64
68
84
64
68
84
Q' (mm)
46
54
64
46
54
64
R (mm)
6.5Ø
8.5Ø
8.5Ø
6.5Ø
8.5Ø
8.5Ø
S (mm)
45x1.5
50x1.5
60x1.5
45x1.5
50x1.5
60x1.5
T (x2 pcs) (mm)
10
11
11
10
11
11
T' (mm)
65Ø
70Ø
80Ø
65Ø
70Ø
80Ø
N.W. Kgs NFS
1.60
1.80
2.80.
1.40
1.70
2.70
NFT
1.80
2.10
3.20
1.80
2.10
3.20
Please indicate while ordering whether required Right Hand Swing or Left Hand Swing (R/L). Standard swing angle is 90°. Other swing
angles (60°, 45°, 0°) are also available on request. 2 nos. grooved nuts are supplied as standard accessory withNFT series.
NFS
R
P
Q
P’ Q’
Hydraulic Swing Clamps
Available in different types as given below:
NFS Series : Flange Type
NFT Series : Threaded Version
In right hand swing, when seen from above while clamping down, the arm first swings 90 degrees clockwise and then clamps down whereas in left
hand swing it rotates 90 degrees counterclockwise and then clamps down.
N2
18
NFT
54